# SpaceFields vs TATAT

The clearest difference is update cadence: SpaceFields at every 2 months against TATAT's every 19 months. TATAT's advantage is price ($6.99 vs $10.99) and iOS requirement (10.13 vs 13.4). On rating, review sentiment, ratings volume and ads there is nothing between them.

SpaceFields costs $10.99 and TATAT $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.7 for SpaceFields against 4.8 for TATAT. Both are backed by a comparable volume of ratings — 47 and 21 respectively. Written reviews are what separate them: 90% of SpaceFields's written reviews are positive against 89% of TATAT's.

SpaceFields ships an update every 2 months, TATAT every 19 months. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SpaceFields | TATAT |
| --- | --- | --- |
| Price | $10.99 | **$6.99** |
| Rating | [4.7 (47 ratings)](https://appshunter.io/ios/app/spacefields/id1596872812/reviews) | **[4.8 (21 ratings)](https://appshunter.io/ios/app/tatat-midi-streams-generator/id6449191050/reviews)** |
| Number of ratings | **47** | 21 |
| Positive reviews | **90.5% of reviews** | 88.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 19 months |
| Monetization | Paid | Paid |
| Size | 132 MB | 6 MB |
| Requires iOS | 13.4 | **10.13** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Igor Vasiliev](https://appshunter.io/developer/424401626) | [K-Devices](https://appshunter.io/developer/1151339600) |

## What reviewers say

### SpaceFields

[App page](https://appshunter.io/ios/app/spacefields/id1596872812)

Create evolving rhythmic soundscapes from any audio source. This app uses a loop-based system with dual loops, pitch shifting, and effects to generate ambient textures and rhythmic structures. Experiment with complex sound design using intuitive controls and randomization.

**Highlights:** Loop-based sound mangling, Dual loop recorder, Pitch shifting and effects, Convolution reverb with deep spaces, Rhythmic structure generation, Automation generators with randomization, Live and sample processing modes

**Features:** macOS Compatibility

**In-app purchases:** none


### TATAT

[App page](https://appshunter.io/ios/app/tatat-midi-streams-generator/id6449191050)

Generate endless, ever-changing musical sequences and sketch new song ideas quickly. This app allows you to define moods and parameters to create unique note streams, which can then be recorded, tweaked, and played along with.

**Highlights:** Infinite note sequence generation, Mood and parameter customization, Real-time stream intervention, MIDI data enrichment (Thru function), Melodic, harmonic, and percussive support, Multiple time resolutions, Velocity, delay, and length processing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SpaceFields free?

SpaceFields costs $10.99, with no in-app purchases.

### Is TATAT free?

TATAT costs $6.99, with no in-app purchases.

### Which has better reviews, SpaceFields or TATAT?

TATAT is rated higher. SpaceFields averages 4.7 out of 5 from 47 ratings, while TATAT averages 4.8 from 21 ratings.

### Do SpaceFields or TATAT have ads?

Neither SpaceFields nor TATAT shows ads.

### Which is updated more often, SpaceFields or TATAT?

SpaceFields ships an update every 2 months, and TATAT every 19 months. Most recently, SpaceFields was updated on October 15, 2026 and TATAT on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*